watch list. the point that is being argued is that people are put on those lists and they don't know why. they spend years and thousands of dollars on lawyers trying to get themselves off that list and are unable to. the government doesn't have to provide them a reason why their names do appear on those. this is all part of the debate in terms of who's on those lists, do they merit being on those lists and if so, should they be able to buy a gun or not? so, senator schumer, senator dianne feinstein, they're all trying to limit the availability of any sort of firearm getting into the wrong hands. this is what this is really focused on. >> thank you for that. michael, i want to bring you in on this. to really understand the issue, first walk us through, what is the standard are being put on the terror watch list? >> there are many different factors taken into account. there is obviously, if there is a record of the individual having had a -- come under a security review.